* {
  box-sizing: border-box;
}

html {
  font-family: 'Jost', sans-serif;
}

body {
  margin: 0;
}

header {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.26);
  margin: 3rem;
  border-radius: 10px;
  padding: 1rem;
  background-color: #4fc08d;
  color: white;
  text-align: center;
}

#styling {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.26);
  margin: 3rem;
  border-radius: 10px;
  padding: 1rem;
  text-align: center;
}

.demo {
  width: calc(100% - 32px);
  height: 100px;
  margin: 16px;
  border: 2px dashed #ccc;
}